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Police investigators take away evidence from the home of the mother of fugitive suspect former Los Angeles police officer Christopher Dorner, in La Palma, Calif., on Friday, Feb. 8, 2013. Police agencies have launched a massive manhunt for Dorner, who is suspected of killing a couple over the weekend and opening fire on four officers early Thursday, killing one and critically wounding another, authorities said. (AP Photo/Damian Dovarganes)

Police investigators take away evidence from the home of the mother of fugitive suspect former Los Angeles police officer Christopher Dorner, in La Palma, Calif., on Friday, Feb. 8, 2013. Police agencies have launched a massive manhunt for Dorner, who is suspected of killing a couple over the weekend and opening fire on four officers early Thursday, killing one and critically wounding another, authorities said. (AP Photo/Damian Dovarganes)